availablepublic17132http://www.pbs.org/wnet/nature/living-volcanoes-volcanic-theory-of-water/17132/3022308898cove17132Volcanic Theory of WaterThe origins of water on earth have long been debated, what if it was always here?The origins of water on earth have long been debated. Recent evidence suggests that water was always here, trapped beneath the crust. Volcanoes acted like a tear in the surface of our planet allowing the water to slowly escape as vapor. This condensed in our atmosphere and fell as rain, which eventually turned the planet from barren to blue.2019-02-20 21:00publishdisabledshowfalse17876Citizen Science Story: The Great Sunflower ProjectSee how this group of 4th graders became citizen scientists.http://www.pbs.org/wnet/nature/american-spring-live-citizen-science-story-the-great-sunflower-project/17876/2019-05-01 21:00http://www.pbs.org/wnet/nature/files/2019/05/CS_Sunflower_thumb_MM-480x270.jpg3029270839cove17873Citizen Science Story: Track a LilacSee how monitoring lilac blooms indicates the start of spring.http://www.pbs.org/wnet/nature/american-spring-live-citizen-science-story-track-a-lilac/17873/2019-05-01 21:00http://www.pbs.org/wnet/nature/files/2019/05/CS_Lilac_thumb_MM-480x270.jpg3029269053cove

Living Volcanoes - Volcanic Theory of Water

Premiere date: February 20, 2019 | 0:01:58

The origins of water on Earth have long been debated. Recent evidence suggests that water was always here, trapped beneath the crust. Volcanoes acted like a tear in the surface of our planet allowing the water to slowly escape as vapor. This condensed in our atmosphere and fell as rain, which eventually turned the planet from barren to blue.